Category Archives: Networking

How RomArg “helped” me to change my domain register to @namecheap ?

By | December 8, 2019

A name registrar is that sort of service provider everybody needs at some point when they get serious about their online presence and want to have their own identity thus domain. Basically from the times when Internet was young their main function is to keep that record of who owns a name and to broadcast… Read More: How RomArg “helped” me to change my domain register to… »

Use #letsencrypt to generate a wildcard domain certificate

By | June 26, 2019

I am an old user of letsencrypt that just found out that my old way of renewing my set of certificated is no longer supported. When running the usual “certbot renew” command, that was manually renewing my certificates, resulted in the error: 2019-04-06 17:38:19,072:WARNING:certbot.renewal:Attempting to renew cert (blog.voina.org) from /etc/letsencrypt/renewal/blog.voina.org.conf produced an unexpected error: Client… Read More: Use #letsencrypt to generate a wildcard domain certificate »

#EasyRSA Certificate based authentication of #SoapUI client to a secure WebService running on #JBoss or #WildFly application server

By | May 12, 2019

The following is a very quick guide on how to set up a EasyRSA certificate based authentication of SoapUI API client to connect to a WebService based API that runs on JBoss or WildFly. Generate a local CA with EasyRSA Download and install easy-rsa – https://github.com/OpenVPN/easy-rsa Go to the installation folder and change the following… Read More: #EasyRSA Certificate based authentication of #SoapUI client to a secure… »

Secure an #nginx or #apache website using #ssllabs.com

By | October 14, 2018

From time to time is good to perform a security audit to your Internet exposed services. Things change fast online so you have to keep up with the security reports to be able to maintain secure services online. My favorite tool for SSL related security audit is the great resource at www.ssllabs.com. The audit performed… Read More: Secure an #nginx or #apache website using #ssllabs.com »

#Facebook clean-up check-list for people who cannot #deletefacebook

By | April 22, 2018

Due to the fuck-up of Facebook I decided to drastically remove my contact with it. I am not from the pack that just now discovers “amazed” that on Facebook you are the product. My upbringing as an East-European kid in a communist dictatorship made me aware early in life that there is no free meal.… Read More: #Facebook clean-up check-list for people who cannot #deletefacebook »

AP-AC-Pro with #Unifi as a taxi monitoring tool

By | April 22, 2018

It is always fun to find new usage to UBNT devices. I just discovered that my UniFi AP-AC-Pro is a powerful monitoring tool for the Wi-FI enabled taxis. In a city that considers itself as one of the “Silicon Valleys” of Eastern Europe Internet is a must. Obviously in such an environment having a Hot-Spot… Read More: AP-AC-Pro with #Unifi as a taxi monitoring tool »

#Apache #Kafka solutions going mainstream

By | February 28, 2018

I like when solutions you are excited about and are first seen as “experimental” start to go mainstream. This happened with containers (Docker, CoreOS, Kubernetes etc.) which are now the hottest topic in DevOps right now. The same is happening now for Apache Kafka which was adopted by no other than “Goldman Sachs” for their… Read More: #Apache #Kafka solutions going mainstream »

Monitoring @ubnt based home network with @UNMS and @UnifiController with @Docker

By | February 2, 2018

I upgraded my personal network with another Ubiquiti device, this time a “UniFi AP-AC-Pro”. The sad part is that to get all the features, like extra control and statistics you need to install a Unifi Controller Software. I hate the idea of network software running on a Windows desktop so I tried to find a… Read More: Monitoring @ubnt based home network with @UNMS and @UnifiController with… »